EP4084172A4 - SECONDARY BATTERY AND MANUFACTURING METHODS THEREFOR - Google Patents

SECONDARY BATTERY AND MANUFACTURING METHODS THEREFOR Download PDF

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Publication number
EP4084172A4
EP4084172A4 EP20907309.7A EP20907309A EP4084172A4 EP 4084172 A4 EP4084172 A4 EP 4084172A4 EP 20907309 A EP20907309 A EP 20907309A EP 4084172 A4 EP4084172 A4 EP 4084172A4
Authority
EP
European Patent Office
Prior art keywords
secondary battery
manufacturing methods
methods therefor
therefor
manufacturing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20907309.7A
Other languages
German (de)
French (fr)
Other versions
EP4084172A1 (en
Inventor
Yutaka Maruhashi
Masuhiro Onishi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zeon Corp
Original Assignee
Zeon Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zeon Corp filed Critical Zeon Corp
Publication of EP4084172A1 publication Critical patent/EP4084172A1/en
Publication of EP4084172A4 publication Critical patent/EP4084172A4/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/058—Construction or manufacture
    • H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/04—Construction or manufacture in general
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/058—Construction or manufacture
    • H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/116—Primary casings; Jackets or wrappings characterised by the material
    • H01M50/121—Organic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/403—Manufacturing processes of separators, membranes or diaphragms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/431—Inorganic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
EP20907309.7A 2019-12-27 2020-12-15 SECONDARY BATTERY AND MANUFACTURING METHODS THEREFOR Pending EP4084172A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019239663 2019-12-27
PCT/JP2020/046792 WO2021131914A1 (en) 2019-12-27 2020-12-15 Secondary battery and manufacturing method therefor

Publications (2)

Publication Number Publication Date
EP4084172A1 EP4084172A1 (en) 2022-11-02
EP4084172A4 true EP4084172A4 (en) 2024-08-21

Family

ID=76574580

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20907309.7A Pending EP4084172A4 (en) 2019-12-27 2020-12-15 SECONDARY BATTERY AND MANUFACTURING METHODS THEREFOR

Country Status (6)

Country Link
US (1) US12614760B2 (en)
EP (1) EP4084172A4 (en)
JP (1) JP7652083B2 (en)
KR (1) KR102911124B1 (en)
CN (1) CN114830398B (en)
WO (1) WO2021131914A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111564593B (en) * 2020-06-04 2021-08-20 江苏星源新材料科技有限公司 Diaphragm, diaphragm roll, battery core and power lithium battery
US12244038B2 (en) 2021-07-09 2025-03-04 Lg Energy Solution, Ltd. Electrode assembly
US12500299B2 (en) * 2022-06-07 2025-12-16 Xerox Corporation Extruded sealing layer for biodegradable electrochemical device and methods thereof
US20230395913A1 (en) * 2022-06-07 2023-12-07 Xerox Corporation Filament sealing layer for biodegradable electrochemical device and methods thereof
US20260176097A1 (en) * 2024-12-24 2026-06-25 G.D.S.P.A. Apparatus and methods for constructing an electrochemical cell

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140248525A1 (en) * 2011-10-21 2014-09-04 Teijin Limited Separator for non-aqueous secondary battery and non-aqueous secondary battery
EP3163653A1 (en) * 2014-06-26 2017-05-03 Zeon Corporation Laminate for nonaqueous secondary cell, method for producing same, and nonaqueous secondary cell

Family Cites Families (23)

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JP2574952B2 (en) * 1991-04-08 1997-01-22 富士電気化学株式会社 Non-aqueous electrolyte secondary battery
JPH1173947A (en) * 1997-08-29 1999-03-16 Ricoh Co Ltd Battery electrode and method of manufacturing the same
JP4005789B2 (en) 1999-02-22 2007-11-14 Ｔｄｋ株式会社 Secondary battery
JP4225334B2 (en) * 2006-08-25 2009-02-18 トヨタ自動車株式会社 Electrode for power storage device and power storage device
JP4274256B2 (en) 2006-08-25 2009-06-03 トヨタ自動車株式会社 Electrode for power storage device and power storage device
KR101401810B1 (en) * 2006-10-27 2014-05-29 가부시끼가이샤 도꾸야마 Diaphragm for solid polymer fuel cell and membrane-electrode assembly
JP5617725B2 (en) 2011-03-28 2014-11-05 日本ゼオン株式会社 Secondary battery electrode, secondary battery electrode binder, manufacturing method, and secondary battery
JP5935405B2 (en) * 2012-03-08 2016-06-15 日産自動車株式会社 Laminated battery
JP2013191389A (en) 2012-03-13 2013-09-26 Nissan Motor Co Ltd Lamination structure cell
JP6186852B2 (en) 2013-04-30 2017-08-30 日本ゼオン株式会社 Slurry composition for secondary battery porous membrane, electrode for secondary battery, separator for secondary battery, and secondary battery
CN105493203B (en) * 2013-08-22 2017-12-08 昭和电工株式会社 Transparency electrode and its manufacture method
KR101651516B1 (en) * 2013-10-30 2016-08-26 주식회사 엘지화학 A Cell Assembly with Improved Jelly-Roll Type Structure and A Secondary Battery Comprising the Same
KR101731982B1 (en) * 2014-10-10 2017-05-02 주식회사 엘지화학 Electrode-separator assembly, secondary battery comprising the same, and manufacturing method thereof
JP2016177962A (en) * 2015-03-19 2016-10-06 トヨタ自動車株式会社 Method for manufacturing secondary battery
JP6493747B2 (en) * 2015-04-14 2019-04-03 トヨタ自動車株式会社 Nonaqueous electrolyte secondary battery separator and method for producing the same
JP6893402B2 (en) 2015-07-24 2021-06-23 旭化成株式会社 Separator for power storage device
JP2017050064A (en) * 2015-08-31 2017-03-09 トヨタ自動車株式会社 Non-aqueous electrolyte secondary battery electrode laminate
HUE048007T2 (en) * 2015-11-19 2020-05-28 Asahi Chemical Ind Separator for electricity storage devices, electrode body using same, and electricity storage device
JP7179463B2 (en) 2015-11-27 2022-11-29 日本ゼオン株式会社 Composition for non-aqueous secondary battery adhesive layer, non-aqueous secondary battery adhesive layer, and non-aqueous secondary battery
JP2018113122A (en) * 2017-01-10 2018-07-19 日産自動車株式会社 Method for manufacturing lithium ion secondary battery
JP6943699B2 (en) * 2017-09-14 2021-10-06 株式会社エンビジョンＡｅｓｃジャパン Stacked batteries and battery modules
CN111492506B (en) 2017-12-27 2022-12-27 日本瑞翁株式会社 Composition for functional layer of nonaqueous secondary battery, battery member, and method for producing laminate
FR3080955B1 (en) * 2018-05-03 2021-01-08 Commissariat Energie Atomique BATTERY ASSEMBLY PROCESS

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140248525A1 (en) * 2011-10-21 2014-09-04 Teijin Limited Separator for non-aqueous secondary battery and non-aqueous secondary battery
EP3163653A1 (en) * 2014-06-26 2017-05-03 Zeon Corporation Laminate for nonaqueous secondary cell, method for producing same, and nonaqueous secondary cell

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021131914A1 *

Also Published As

Publication number Publication date
WO2021131914A1 (en) 2021-07-01
KR20220121801A (en) 2022-09-01
JP7652083B2 (en) 2025-03-27
CN114830398B (en) 2026-05-29
JPWO2021131914A1 (en) 2021-07-01
EP4084172A1 (en) 2022-11-02
US20230006262A1 (en) 2023-01-05
KR102911124B1 (en) 2026-01-09
US12614760B2 (en) 2026-04-28
CN114830398A (en) 2022-07-29

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Ipc: H01M 50/46 20210101ALI20240715BHEP

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